<script>
    // 点击 homeItemLabel之后临时储存其商品信息
    var item_g
    var is_init
    // 用于添加动画的全局变量
    var control_prev
    var control_prev_id
    // 用来储存当前用户信息 (加载后填充)
    var user_info = {
        userName:'', 
        userDescription:'', 
        userQQ:'', 
        userWeChat:'', 
        portraitFileName: ''
    }
</script>